Disintergration blade

A green haze surrounds the blade you are holding, this weapon has advantage on all attacks. When it deals a killing blow to any living creature (excluding constructs, aberrations and undead) said creature will begin to desinterate, all the creatures loot (excluding magic items) will also be destroyed. Victims of this sepll can't be brought to life with revifify.

Upcasting

Deal 1d4 force damage, per succesfull strike for every level of spell slot above first level expended in the casting of this spell.

When cast using a 5th level slot: The disintergration will affect all creatures.

when cast using an 8th level slot: Common, uncommon and rare magic items will also be disintergrated.